William Campbell (L), who died this week. He is pictured with  investor Allison Butts. Photograph: Bloomberg

Bill Campbell, one of the most influential background players in Silicon Valley, who was known as “coach” there for his work advising technology indus(...)

US Republican presidential candidate Donald Trump speaks during a news conference regarding issues on undocumented immigrants in Beverly Hills, California, last year. Trump has vowed to end the H-1B visa programme, which many tech companies rely on to hire highly-skilled workers from abroad. Photograph: Jonathan Alcorn/Reuters

The prospect of a President Donald Trump is rattling Silicon Valley – even if his fellow Republicans can’t find any trace of his campaign there. The (...)

Julie Sinnamon, chief executive Enterprise Ireland said that start-up companies accounted for over two thirds of all new jobs created in Ireland.

Enterprise Ireland is considering revising its employment growth targets due to the economic recovery after client companies created a record number o(...)

Stewart Butterfield, co-founder and chief executive officer of Slack Technologies. Slack is forming an $80 million venture fund to invest in other startups.

Slack Technologies, a Silicon Valley darling that’s raised more than $300 million, wants to give some of that money back. The start-up, which runs (...)

Mobile phones will come to dominate and overwhelm other industries and precipitate a lot of very visible disruptions in how the world operates on the way. Photograph: Dara Mac Dónaill / The Irish Times

It need hardly be said that mobile computing has been the biggest advance in technology since the appearance of the personal computer in the 1980s, bu(...)

ChangeX founder and chief executive Paul O’Hara and DFJ Esprit partner Brian Caulfield.

An Irish social entrepreneur has raised €400,000 from a number of high profile investors including Ben & Jerry’s co-founder Jerry Greenfield and A(...)

Pinterest has raised a total of $764 million so far from existing investors

Pinterest, a popular photo pin-up site, is in talks to raise $500 million in a round of funding that would more than double its valuation to $11 billi(...)

 Uber may possibly end up justifying its huge valuation but the same “ubernomics” is being applied across the board, even though many start-ups will not succeed. (Photograph: Andrew Matthews/PA Wire)

The $41 billion valuation for the car-sharing service Uber may or may not be a bubblicious number, but it certainly shows that the venture capital ind(...)

Stanford mathematics graduates and Robinhood founders Vlad Tenev and Baiju Bhatt

Up to half a million people have already signed up for Robinhood’s zero-fee stock trading service, it has raised $16 million (€12.8m) in venture capit(...)

Founder and chief executve of Storyful Mark Little: “The concept of having a market for global ideas is enormous. I am backing the jockey as well as the horse here.” Photograph: Sam Boal /Photocall Ireland

Three high-profile investors, including Mark Little, the chief executive of Storyful, and two veteran Silicon Valley venture capitalists, have decide(...)